长盈通(688143.SH)：长盈通和生一升已经建立光子芯片光纤陀螺项目联合开发小组

Group 1 - The core point of the article is that Changying Tong (688143.SH) has established a joint development team for the photonic chip fiber gyroscope project with Shengyisheng [1] Group 2 - The collaboration indicates a strategic partnership aimed at advancing technology in the photonic chip sector [1] - This development may enhance the competitive positioning of both companies in the optical technology market [1] - The formation of the joint development team suggests a commitment to innovation and research in photonic applications [1]